Finding the Fourth Proportional to 834,313.05, 1,151,374.68 and 471,791.14
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Solution
The fourth proportional to 834,313.05, 1,151,374.68 and 471,791.14 is: 651,084.60
Step by Step Solution
- Step 1: Write the proportion equation
834,313.05 : 1,151,374.68 = 471,791.14 : x - Step 2: Convert to fraction form
834,313.05/1,151,374.68 = 471,791.14/x - Step 3: Cross multiply
834,313.05x = 1,151,374.68 × 471,791.14 - Step 4: Simplify right side
834,313.05x = 543,208,379,720.13 - Step 5: Solve for x
x = 543,208,379,720.13/834,313.05 - Step 6: Final answer
x = 651,084.60
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.